Minnesota Vikings running back Adrian Peterson, center, celebrates with teammates after scoring on a 1-yard touchdown run during the second half of an NFL football game against the Washington Redskins, Thursday, Nov. 7, 2013, in Minneapolis. (AP Photo/Ann Heisenfelt)

Minnesota Vikings running back Adrian Peterson (28) points to fans as he leavesthe field after the Vikings defeated the New York Giants 49-17 in an NFL football game Sunday, Dec. 27, 2015, in Minneapolis. (AP Photo/Ann Heisenfelt)

Minnesota Vikings running back Adrian Peterson (28) runs from Green Bay Packers free safety Ha Ha Clinton-Dix, left, during the first half of an NFL football game Sunday, Sept. 18, 2016, in Minneapolis. (AP Photo/Andy Clayton-King)

Minnesota Vikings running back Adrian Peterson carries the ball during the first half of an NFL football game against the Green Bay Packers Sunday, Sept. 18, 2016, in Minneapolis. (AP Photo/Andy Clayton-King)

Minnesota Vikings running back Adrian Peterson (28) evades a tackle by Pittsburgh Steelers linebacker LaMarr Woodley (56) to score on a 70-yard touchdown run during the first half of their NFL football game at Wembley Stadium, London, Sunday,Sept. 29, 2013. (AP Photo/Matt Dunham)

Minnesota Vikings' Adrian Peterson celebrates after an NFL football game against the Green Bay Packers Sunday, Jan. 3, 2016, in Green Bay, Wis. The Vikings won 20-13. (AP Photo/Matt Ludtke)

Minnesota Vikings running back Adrian Peterson reacts after scoring a touchdown during the first half of an NFL football game against the Jacksonville Jaguars, Sunday, Sept. 9, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Adrian Peterson, left, and Ashley Brown attend ESPN: The Party 2017 held on Friday, Feb. 3, 2017, in Houston, Texas. (Photo by John Salangsang/Invision/AP)

Minnesota Vikings' Adrian Peterson (28) finds open running room after breaking a tackle attempt by Dallas Cowboys' Ernie Sims (59) during an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. The Cowboys won 27-23. (AP Photo/Nam Y. Huh)

Minnesota Vikings' Adrian Peterson breaks into the end zone for a touchdown run during the first half of an NFL football game against the Green Bay Packers Sunday, Nov. 24, 2013, in Green Bay, Wis. (AP Photo/Mike Roemer)

Adrian Peterson of the Minnesota Vikings, left, and Ashley Brown arrives at the 3rd annual NFL Honors at Radio City Music Hall on Saturday, Feb. 1, 2014, in New York. (AP Photo/Ric Tapia)

Minnesota Vikings running back Adrian Peterson (28) in action against the Baltimore Ravens December 8, 2013 at M&T Bank Stadium in Baltimore, Maryland. Baltimore defeated Minnesota 29-26. (AP Photo/Damian Strohmeyer)

Minnesota Vikings' Adrian Peterson celebrates after rushing for a touchdown during the first half of an NFL football game against the Green Bay Packers in Green Bay, Wis. on Nov. 24, 2013. (AP Photo/Mike Roemer)

Minnesota Vikings running back Adrian Peterson smiles following the Vikings' 34-6 victory over the St. Louis Rams in an NFL football game Sunday, Sept. 7, 2014, in St. Louis. (AP Photo/L.G. Patterson)

Minnesota Vikings running back Adrian Peterson (28) tries to break a tackle by Chicago Bears free safety Chris Conte (47) during overtime of an NFL football game, Sunday, Dec. 1, 2013, in Minneapolis. The Vikings won 23-20. (AP Photo/Ann Heisenfelt)

Minnesota Vikings running back Adrian Peterson (28) runs to the end zone on a 1-yard touchdown run during the second half of an NFL football game against the Washington Redskins, Thursday, Nov. 7, 2013, in Minneapolis. (AP Photo/Ann Heisenfelt)

Minnesota Vikings running back Adrian Peterson (28) is tackled by Cincinnati Bengals defensive tackle Brandon Thompson (98) and defensive end Michael Johnson (93) in the first half of an NFL football game on Sunday, Dec. 22, 2013, in Cincinnati. (AP Photo/Tom Uhlman)

El running back Adrian Peterson (derecha) de los Viking de Minnesota avanza con el bal�n ante los Rams de San Luis el domingo 7 de septiembre de 2014. (AP Foto/L.G. Patterson)

Minnesota Vikings injured running back Adrian Peterson reacts to fans after an NFL football game against the Detroit Lions, Sunday, Dec. 29, 2013, in Minneapolis. The Vikings won 14-13. (AP Photo/Ann Heisenfelt)

Minnesota Vikings' Adrian Peterson carries the ball against the Seattle Seahawks in the first half of an NFL football game, Sunday, Nov. 17, 2013, in Seattle. (AP Photo/John Froschauer)

Adrian Peterson stands in the locker room at Palestine High School Wednesday, Jan. 28, 2004, in Palestine, Texas. Peterson is considered by many recruiting analysts as the top recruit in the country. The 6-foot-3, 205 pound Peterson rushed for 2,079 yards this season. He orally committed to Oklahoma in January 2004. (AP Photo/Tyler Morning Telegraph, Tom Worner)

Adrian Peterson smiles after signing a national letter of intent to play football for Oklahoma on Feb. 4, 2004, in Palestine, Texas. At left is his mother Bonita Jackson, and at center is his brother, Jaylon Jackson. (AP Photo/Tyler Morning Telegraph, David Branch)

Oklahoma running back Adrian Peterson breaks a tackle by Kansas defender Ronnie Amadi, right, in the fourth quarter in Norman, Okla., Saturday, Oct. 23, 2004. Oklahoma won the game, 41-10. Peterson, needing 99 yards to tie Emmitt Smith and Marshall Faulk as the quickest freshmen to gain 1,000 yards, gained 126 yards on 22 carries, all but 23 coming in the fourth quarter. Peterson now has 1,027 yards. (AP Photo/Sue Ogrocki)

Oklahoma running back Adrian Peterson is escorted by security as he takes a victory lap shaking hands with fans following the 35-0 win over Baylor, Saturday, Nov. 20, 2004, in Waco, Texas. Peterson had 32 carries with 240 yards and two touchdowns in the contest. (AP Photo/Tony Gutierrez)

Heisman Trophy candidates (left to right) Matt Leinart and Reggie Bush of USC, Alex Smith of Utah, and Jason White and Adrian Peterson of Oklahoma pose for photographers before the Home Depot College Football Awards on Dec. 9, 2004, in Lake Buena Vista, Fla. (AP Photo/Scott Audette)

Oklahoma running back Adrian Peterson signs an autograph during the team's media day in Norman, Okla., Friday, Aug. 5, 2005. After setting an NCAA freshman record with 1,925 yards rushing, Peterson returns as the star of Oklahoma's offense. (AP Photo/Sue Ogrocki)

Oklahoma running back Adrian Peterson (28) signs a ball for Chase Brown, 8, of Mustang, Okla., during Meet the Sooners day in Norman, Okla., Friday, Aug. 5, 2005. (AP Photo/The Oklahoman, Ty Russell)

Adrian Peterson feeds a fish to a Pacific bottlenose dolphin at the Dolphin Encounter as other players look on during a team visit to Seaworld on Saturday, Dec. 24, 2005 in San Diego, where Oklahoma played Oregon in the Holiday Bowl. (AP Photo/Denis Poroy)

Oregon's Derrick Jones hangs on to Oklahoma's Adrian Peterson (28) as he carries the ball in the fourth quarter of their college football game Saturday, Sept. 16, 2006. Oregon defeated Oklahoma, 34-33. (AP Photo/Rick Bowmer)

Oklahoma's Adrian Peterson (28) leaves the field after Oklahoma lost 28-10 to Texas in the Red River Shootout football game at the Cotton Bowl on Saturday, Oct. 7, 2006, in Dallas. (AP Photo/The Oklahoman, Steve Sisney)

Adrian Peterson laughs with coach Bob Stoops before a 2006 Fiesta Bowl practice in Phoenix. Oklahoma lost to Boise State on New Year's Day in Glendale, Ariz. (AP Photo/Tom Hood)

Oklahoma running back Adrian Peterson answers questions at the NFL Combine in Indianapolis, Friday, Feb. 23, 2007. (AP Photo/Michael Conroy)

Running back Adrian Peterson of Oklahoma runs a drill during workouts at the NFL Combine in Indianapolis, Sunday, Feb. 25, 2007. (AP Photo/Michael Conroy)

Oklahoma running back Adrian Peterson responds to questions during an interview for NFL Draft prospects Thursday, April 26, 2007 in New York. (AP Photo/Frank Franklin II)

NFL Draft prospects from the left Gaines Adams, Calvin Johnson, JaMarcus Russell, Adrian Peterson and Brady Quinn, right, pose for photographs Thursday, April 26, 2007 in New York. (AP Photo/Frank Franklin II)

Adrian Peterson, a running back from Oklahoma, smiles while holding a jersey after being selected seventh overall by the Minnesota Vikings in the first round of the NFL Draft Saturday, April 28, 2007 at Radio City Music Hall in New York. (AP Photo/Jason DeCrow)

Minnesota Vikings quarterback Brooks Bollinger, right, hands off the ball to running back Adrian Peterson at the NFL football team's training camp, in Mankato, Minn., Monday, July 30, 2007. Peterson ended his brief three-day holdout on Sunday when he signed a five-year, $40.5 million contract with $17 million in guaranteed money. (AP Photo/Nati Harnik)

Adrian Peterson speaks to reporters at Minnesota Vikings training camp on July 30, 2007. (AP Photo/Nati Harnik)

Minnesota Vikings running back Adrian Peterson (28) is tackled by Chicago Bears cornerback Trumaine McBride (26) in the first quarter of an NFL football game Sunday, Oct. 14, 2007, at Soldier Field in Chicago. The Vikings won 34-31. (AP Photo/Nam Y. Huh)

Minnesota Vikings running back Adrian Peterson breaks through the Dallas Cowboys line in the first quarter of their game on Oct. 21, 2007, in Irving, Texas. (AP Photo/Mike Stone)

Minnesota Vikings running back Adrian Peterson against the Chicago Bears in an NFL football game, Monday, Dec. 17, 2007, in Minneapolis. Minnesota won 20-13(AP Photo/Tom Olmscheid)

Minnesota Vikings' Adrian Peterson holds up his 2007 Diet Pepsi Rookie of the Year trophy at a news conference Thursday, Jan. 31, 2008, in Phoenix. (AP Photo/Morry Gash)

NFC team member and Minnesota Vikings running back Adrian Peterson runs with the ball against the AFC defense during the second quarter of the Pro Bowl football game in Honolulu, Sunday, Feb. 10, 2008. (AP Photo/Marco Garcia)

Adrian Peterson answers a question at the 2007 Diet Pepsi Rookie of the Year news conference Thursday, Jan. 31, 2008, in Phoenix. (AP Photo/Morry Gash)

Minnesota Vikings running back Adrian Peterson poses with the MVP trophy at the end of the Pro Bowl football game in Honolulu, Sunday, Feb. 10, 2008. Peterson was named the Pro Bowl MVP. The NFC defeated the AFC 42-30. (AP Photo/Marco Garcia)

NFC All-Stars (clockwise from top left) Pat Williams #94, Steve Hutchinson #76, Kevin Williams #93, Matt Birk #78, Darren Sharper #42, Adrian Peterson #28, and Tony Richardson #49 of the Minnesota Vikings line up for a photo day picture with hula girls at the 2008 NFL Pro Bowl on February 8, 2008 in Kapolei, Hawaii. (AP Photo/Paul Spinelli)

Former Oklahoma running back Adrian Peterson, center, now with the Minnesota Vikings, greets participants of his football camp in Norman, Okla., Friday, June 27, 2008. (AP Photo)

Hula girls flank members of the NFC All-Stars (L-R) Antoine Winfield #26, Jared Allen #69, Pat Williams #94, Kevin Williams #93, Steve Hutchinson #76, and Adrian Peterson #28 of the Minnesota Vikings at team photo day the week of the 2009 NFL Pro Bowl at the Ihilani Resort and Spa on February 6, 2009 in Kapolei, Hawaii. (AP Photo/Paul Spinelli)

Running back Adrian Peterson of the Minnesota Vikings scores a third-quarter touchdown to tie the score at 24-24 in the 2009 NFL Pro Bowl at Aloha Stadium on February 8, 2009. The NFC defeated the AFC 30-21. (AP Photo/Paul Spinelli)

NFC running back Adrian Peterson of the Minnesota Vikings talks to the media during a break in the action at the 2009 NFL Pro Bowl at Aloha Stadium on February 8, 2009 in Honolulu, Hawaii. The NFC defeated the AFC 30-21. (AP Photo/Paul Spinelli)

Minnesota Vikings running back Adrian Peterson crosses into the end zone on a five-yard touchdown run as St. Louis Rams safety Oshiomogho Atogwe defends during an NFL football game on Oct. 11, 2009, in St. Louis. (AP Photo/Michael Conroy)

Minnesota Vikings' Brett Favre (4) and Adrian Peterson (28) celebrate after Favre threw a touchdown against the Green Bay Packers in an NFL game, Sunday, Nov. 1, 2009, in Green Bay, Wis. The Vikings won 38-26. (AP Photo/Jeffrey Phelps)

Minnesota Vikings running back Adrian Peterson (28) is tackled by Pittsburgh Steelers linebacker Lawrence Timmons (94) and James Farrior (51) during the second quarter of an NFL football game Sunday Oct. 25, 2009 in Pittsburgh. Pittsburgh won 27-17.(AP Photo/Don Wright)

Minnesota Vikings running back Adrian Peterson walks off the field after warming up before an NFL game against the Arizona Cardinals on December 6, 2009. The Cardinals defeated the Vikings 30-17. (AP Photo/Kevin Terrell)

Running back Adrian Peterson of the Minnesota Vikings rushes for a long gain late in the fourth quarter against the New Orleans Saints during the NFC Championship Game on Jan. 24, 2010 in New Orleans. New Orleans won the game 31-28. (AP Photo/Thomas E. Witte)

Minnesota Vikings running back Adrian Peterson speaks during an event to promote the 2010 NFL Draft in New York. (AP Photo/Frank Franklin II)

Minnesota Vikings running back Adrian Peterson (28) eyes the blocking target during running back drills in the NFL football team's training camp Monday, Aug. 2, 2010 in Mankato, Minn. Also shown are Ryan Moats (30), Ryan D'Imperio (44) and Albert Young (34). (AP Photo/Jim Mone)

Arizona Cardinals wide receiver Larry Fitzgerald and Minnesota Vikings running back Adrian Peterson after the NFC won the Pro Bowl on January 30, 2011 in Honolulu, HI. (AP Photo/ Jim Mahoney)

Minnesota Vikings running back Adrian Peterson during a portrait session at the NFL Network Studio on July 3, 2011 in Culver City, Ca. (Gary A. Vasquez/NFL)

Minnesota Vikings running back Adrian Peterson shown after an optional workout at the team's practice facility Winter Park, Wednesday, May 30, 2012, in Eden Prairie, Minn. (AP Photo/Genevieve Ross)

Adrian Peterson is shown during opening day of minicamp Tuesday, June 19, 2012, in Eden Prairie, Minn. Peterson is attempting to come back from reconstructive knee surgery this season. (AP Photo/Jim Mone)

Minnesota Vikings running back Adrian Peterson waits to take the field before an NFL football game against the Tennessee Titans Sunday, Oct. 7, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Minnesota Vikings running back Adrian Peterson (28) heads downfield during an NFL football game against the Seattle Seahawks on Sunday, Nov. 4, 2012, in Seattle. The Seahawks won the game, 30-20. (AP Photo/Greg Trott)

Minnesota Vikings running back Adrian Peterson holds a flag on the field in honor of Salute to Service military appreciation day before an NFL football game against the Detroit Lions Sunday, Nov. 11, 2012, in Minneapolis. (AP Photo/Charlie Neibergall)

Vikings' running back Adrian Peterson (28) runs in the open field as he gains a first down during the first quarter of their NFL football game against the Washington Redskins, Sunday, Oct. 14, 2012, in Landover, Md. (AP Photo/Richard Lipski)

Minnesota Vikings' Adrian Peterson (28) runs during the first half of an NFL football game against the Indianapolis Colts in Indianapolis, Sunday, Sept. 16, 2012. (AP Photo/Michael Conroy)

Minnesota Vikings running back Adrian Peterson (28) acknowledges the crowd after their NFL football game against the Detroit Lions Sunday, Nov. 11, 2012, in Minneapolis. The Vikings won 34-24. The Vikings won 34-24. (AP Photo/Genevieve Ross)

Minnesota Vikings running back Adrian Peterson reacts after scoring a touchdown during the first half of an NFL football game against the Jacksonville Jaguars, Sunday, Sept. 9, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Minnesota Vikings running back Adrian Peterson (28) breaks a tackle by New York Giants' Jon Beason (52) as Jerome Felton (42) trails the play during the second half of an NFL football game Monday, Oct. 21, 2013 in East Rutherford, N.J. (AP Photo/Bill Kostroun)